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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/content_settings/generated_permission_prompting_behavior_pref.h"
#include "base/check.h"
#include "base/metrics/histogram_functions.h"
#include "chrome/browser/content_settings/host_content_settings_map_factory.h"
#include "chrome/common/extensions/api/settings_private.h"
#include "components/content_settings/core/browser/content_settings_utils.h"
#include "components/content_settings/core/common/content_settings.h"
#include "components/content_settings/core/common/content_settings_types.h"
#include "components/content_settings/core/common/pref_names.h"
namespace settings_api = extensions::api::settings_private;
typedef extensions::settings_private::GeneratedPref GeneratedPref;
namespace content_settings {
const char kGeneratedGeolocationPref[] = "generated.geolocation";
const char kGeneratedNotificationPref[] = "generated.notification";
GeneratedPermissionPromptingBehaviorPref::
GeneratedPermissionPromptingBehaviorPref(
Profile* profile,
ContentSettingsType content_settings_type)
: profile_(profile), content_settings_type_(content_settings_type) {
switch (content_settings_type) {
case ContentSettingsType::NOTIFICATIONS:
quiet_ui_pref_name_ = prefs::kEnableQuietNotificationPermissionUi;
generated_pref_name_ = kGeneratedNotificationPref;
cpss_pref_name_ = prefs::kEnableNotificationCPSS;
break;
case ContentSettingsType::GEOLOCATION:
quiet_ui_pref_name_ = prefs::kEnableQuietGeolocationPermissionUi;
generated_pref_name_ = kGeneratedGeolocationPref;
cpss_pref_name_ = prefs::kEnableGeolocationCPSS;
break;
default:
NOTREACHED();
}
user_prefs_registrar_.Init(profile->GetPrefs());
user_prefs_registrar_.Add(
quiet_ui_pref_name_,
base::BindRepeating(
&GeneratedPermissionPromptingBehaviorPref::OnPreferencesChanged,
base::Unretained(this)));
host_content_settings_map_ =
HostContentSettingsMapFactory::GetForProfile(profile_);
content_setting_observation_.Observe(host_content_settings_map_.get());
}
GeneratedPermissionPromptingBehaviorPref::
~GeneratedPermissionPromptingBehaviorPref() = default;
void GeneratedPermissionPromptingBehaviorPref::OnContentSettingChanged(
const ContentSettingsPattern& primary_pattern,
const ContentSettingsPattern& secondary_pattern,
ContentSettingsTypeSet content_type_set) {
if (content_type_set.Contains(content_settings_type_)) {
NotifyObservers(generated_pref_name_);
}
}
void GeneratedPermissionPromptingBehaviorPref::OnPreferencesChanged() {
NotifyObservers(generated_pref_name_);
}
extensions::settings_private::SetPrefResult
GeneratedPermissionPromptingBehaviorPref::SetPref(const base::Value* value) {
if (!value->is_int()) {
return extensions::settings_private::SetPrefResult::PREF_TYPE_MISMATCH;
}
auto selection = static_cast<SettingsState>(value->GetInt());
if (selection != SettingsState::kCanPromptWithAlwaysLoudUI &&
selection != SettingsState::kCanPromptWithAlwaysQuietUI &&
selection != SettingsState::kCanPromptWithCPSS &&
selection != SettingsState::kBlocked) {
return extensions::settings_private::SetPrefResult::PREF_TYPE_MISMATCH;
}
auto* pref_service = profile_->GetPrefs();
switch (selection) {
case SettingsState::kBlocked:
case SettingsState::kCanPromptWithAlwaysLoudUI:
base::UmaHistogramEnumeration("Permissions.CPSS.SiteSettingsChanged.Loud",
content_settings_type_);
pref_service->SetBoolean(quiet_ui_pref_name_, /*value=*/false);
pref_service->SetBoolean(cpss_pref_name_, /*value=*/false);
break;
case SettingsState::kCanPromptWithAlwaysQuietUI:
base::UmaHistogramEnumeration(
"Permissions.CPSS.SiteSettingsChanged.Quiet", content_settings_type_);
pref_service->SetBoolean(quiet_ui_pref_name_, /*value=*/true);
pref_service->SetBoolean(cpss_pref_name_, /*value=*/false);
break;
case SettingsState::kCanPromptWithCPSS:
base::UmaHistogramEnumeration("Permissions.CPSS.SiteSettingsChanged.CPSS",
content_settings_type_);
pref_service->SetBoolean(quiet_ui_pref_name_, /*value=*/false);
pref_service->SetBoolean(cpss_pref_name_, /*value=*/true);
break;
}
HostContentSettingsMapFactory::GetForProfile(profile_)
->SetDefaultContentSetting(content_settings_type_,
selection == SettingsState::kBlocked
? ContentSetting::CONTENT_SETTING_BLOCK
: ContentSetting::CONTENT_SETTING_ASK);
return extensions::settings_private::SetPrefResult::SUCCESS;
}
settings_api::PrefObject
GeneratedPermissionPromptingBehaviorPref::GetPrefObject() const {
const auto* pref_service = profile_->GetPrefs();
const bool is_quiet_ui_enabled =
pref_service->GetBoolean(quiet_ui_pref_name_);
const bool is_cpss_enabled = pref_service->GetBoolean(cpss_pref_name_);
// Both the prefs shouldn't be enabled at the same time.
DCHECK(!(is_cpss_enabled && is_quiet_ui_enabled));
settings_api::PrefObject pref_object;
pref_object.key = generated_pref_name_;
pref_object.type = settings_api::PrefType::kNumber;
content_settings::ProviderType content_setting_provider;
const auto content_setting =
host_content_settings_map_->GetDefaultContentSetting(
content_settings_type_, &content_setting_provider);
auto content_setting_source =
content_settings::GetSettingSourceFromProviderType(
content_setting_provider);
const bool content_setting_managed =
content_setting_source != content_settings::SettingSource::kUser;
if (content_setting == CONTENT_SETTING_ASK && !content_setting_managed) {
if (is_quiet_ui_enabled) {
pref_object.value = base::Value(
static_cast<int>(SettingsState::kCanPromptWithAlwaysQuietUI));
} else if (is_cpss_enabled) {
pref_object.value =
base::Value(static_cast<int>(SettingsState::kCanPromptWithCPSS));
} else {
pref_object.value = base::Value(
static_cast<int>(SettingsState::kCanPromptWithAlwaysLoudUI));
}
} else if (content_setting == CONTENT_SETTING_ASK ||
content_setting == CONTENT_SETTING_ALLOW) {
pref_object.value = base::Value(
static_cast<int>(SettingsState::kCanPromptWithAlwaysLoudUI));
} else {
pref_object.value = base::Value(static_cast<int>(SettingsState::kBlocked));
}
if (content_setting_managed) {
pref_object.enforcement = settings_api::Enforcement::kEnforced;
GeneratedPref::ApplyControlledByFromContentSettingSource(
&pref_object, SettingSource::kPolicy);
}
return pref_object;
}
} // namespace content_settings
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